Changes made by 78/671/ECSC: Council Decision of 2 August 1978 designating representative organizations required to draw up lists of candidates for the Consultative Committee of the European Coal and Steel Community
EU Decision 1978/671
No changes made by 78/671/ECSC: Council Decision of 2 August 1978 designating representative organizations required to draw up lists of candidates for the Consultative Committee of the European Coal and Steel Community are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.